/**
- *
+ *
*/
package eu.etaxonomy.taxeditor.ui.section;
import java.util.Collection;
-import org.apache.commons.collections.CollectionUtils;
import org.eclipse.jface.action.Action;
+import org.eclipse.jface.action.IAction;
import org.eclipse.jface.action.ToolBarManager;
import org.eclipse.jface.resource.ImageDescriptor;
import org.eclipse.swt.SWT;
import org.eclipse.swt.widgets.Label;
import org.eclipse.ui.forms.events.ExpansionEvent;
import org.eclipse.ui.forms.events.IExpansionListener;
-import org.eclipse.ui.forms.widgets.Section;
+import org.eclipse.ui.forms.widgets.ExpandableComposite;
import eu.etaxonomy.cdm.api.conversation.ConversationHolder;
import eu.etaxonomy.cdm.common.CdmUtils;
+import eu.etaxonomy.taxeditor.model.AbstractUtility;
import eu.etaxonomy.taxeditor.model.ImageResources;
import eu.etaxonomy.taxeditor.preference.IPreferenceKeys;
import eu.etaxonomy.taxeditor.preference.PreferencesUtil;
import eu.etaxonomy.taxeditor.preference.Resources;
-import eu.etaxonomy.taxeditor.store.StoreUtil;
-import eu.etaxonomy.taxeditor.ui.forms.AbstractFormSection;
-import eu.etaxonomy.taxeditor.ui.forms.CdmFormFactory;
-import eu.etaxonomy.taxeditor.ui.forms.CdmPropertyChangeEvent;
-import eu.etaxonomy.taxeditor.ui.forms.ICdmFormElement;
+import eu.etaxonomy.taxeditor.ui.campanula.compatibility.ICdmFormElement;
+import eu.etaxonomy.taxeditor.ui.element.AbstractFormSection;
+import eu.etaxonomy.taxeditor.ui.element.CdmFormFactory;
/**
- * <p>Abstract AbstractEntityCollectionSection class.</p>
+ * This class visualizes an CDM entity of type ENTITY and additionally provides the functionality to add
+ * other elements of type ELEMENT to them.
+ *
+ * @param <ENTITY> A CDM entity which should be visualized by this section.
+ * @param <ELEMENT> An element that can be added (multiple times) to this entity.
*
* @author n.hoffmann
* @version $Id: $
*/
+
public abstract class AbstractEntityCollectionSection<ENTITY, ELEMENT> extends AbstractFormSection<ENTITY> implements IExpansionListener{
-
+
protected Composite container;
-
+
private Label label_empty;
private String title;
-
+
/**
* <p>Constructor for AbstractEntityCollectionSection.</p>
*
- * @param conversation
- * @param parentElement a {@link eu.etaxonomy.taxeditor.ui.forms.ICdmFormElement} object.
+ * @param conversation
+ * @param parentElement a {@link eu.etaxonomy.taxeditor.ui.element.ICdmFormElement} object.
* @param style a int.
- * @param formFactory a {@link eu.etaxonomy.taxeditor.ui.forms.CdmFormFactory} object.
+ * @param formFactory a {@link eu.etaxonomy.taxeditor.ui.element.CdmFormFactory} object.
* @param title a {@link java.lang.String} object.
* @param <ENTITY> a ENTITY object.
* @param <ELEMENT> a ELEMENT object.
*/
public AbstractEntityCollectionSection(CdmFormFactory formFactory, ConversationHolder conversation, ICdmFormElement parentElement, String title, int style) {
- super(formFactory, conversation, parentElement, Section.CLIENT_INDENT | style);
+ super(formFactory, parentElement, ExpandableComposite.CLIENT_INDENT | style);
this.title = title;
this.setText(getTitleString());
showToolbar();
-
+
addExpansionListener(this);
}
-
+
protected Control createToolbar() {
ToolBarManager toolBarManager = new ToolBarManager(SWT.FLAT);
-
- Action addAction = new Action("add", Action.AS_PUSH_BUTTON){
+
+ Action addAction = new Action("add", IAction.AS_PUSH_BUTTON){
/* (non-Javadoc)
* @see org.eclipse.jface.action.Action#run()
*/
ELEMENT element = createNewElement();
if(element != null){
addElement(element);
- if(! getSection().isExpanded())
- getSection().setExpanded(true);
+ if(! getSection().isExpanded()) {
+ getSection().setExpanded(true);
+ }
internalUpdateSection(true);
}
}
};
addAction.setImageDescriptor(new ImageDescriptor() {
-
+
@Override
public ImageData getImageData() {
return ImageResources.getImage(ImageResources.ADD_ICON).getImageData();
}
});
addAction.setToolTipText(getTooltipString());
-
+
toolBarManager.add(addAction);
-
+
return toolBarManager.createControl(this);
}
-
+
public void showToolbar(){
setTextClient(createToolbar());
}
-
+
public void removeToolbar(){
setTextClient(null);
}
-
+
/**
* <p>setEntity</p>
*
*/
@Override
public void setEntity(ENTITY entity) {
- if(entity != null && hasCollectionChanged(entity)){
+ if(entity != null){
super.setEntity(entity);
internalUpdateSection(false);
}
setSectionTitle();
layout();
- };
-
+ }
+
/**
* Sets the title for the section. Adds a "+" sign if the collection is not empty for this section.
* Override in subclasses if you want to have a different behaviour.
this.setText(getTitleString());
}
}
-
+
/**
* Removes all content from the container
*/
}
removeElements();
}
-
+
/**
* Call this method after dynamically changing the client area.
* If the options changed is set to true, will also fire a state changed
*/
protected void internalUpdateSection(boolean changed){
destroyDynamicContent();
- if(isExpanded() || expandSectionWhenContentAvailable())
- renderContent(isExpanded());
- if(changed)
- firePropertyChangeEvent(this);
- }
-
- /**
- * Whether the entities specific collection changed
- *
- * @param newEntity
- * @return
- */
- private boolean hasCollectionChanged(ENTITY newEntity){
-
- // return true on null
- if(getEntity() == null || newEntity == null) return true;
-
- // if the entities differ the collection has changed
- if(! getEntity().equals(newEntity)) return true;
-
- Collection<ELEMENT> oldCollection = getCollection(getEntity());
- Collection<ELEMENT> newCollection = getCollection(newEntity);
-
- // return true on null
- if(oldCollection == null || newCollection == null) return true;
-
- // if the collections are object equal, check if the content is equal, too
- if(oldCollection.equals(newCollection)){
-
- boolean equal = CollectionUtils.isEqualCollection(oldCollection, newCollection);
- // return true when collections are not equal
- return equal ? false : true;
- }
- return true;
+ if(isExpanded() || expandSectionWhenContentAvailable()) {
+ renderContent(isExpanded());
+ }
+ if(changed) {
+ firePropertyChangeEvent(this);
+ }
}
/**
- * Create the elements to be shown in this seciton client area
+ * Create the elements to be shown in this section client area
*/
private void renderContent(boolean forceExpansion)
{
Collection<ELEMENT> elements = getCollection(getEntity());
-
+
if(elements == null || elements.isEmpty()){
createEmptyContent();
}else{
createDynamicContents(elements);
forceExpansion = true;
}
-
+
this.setExpanded(forceExpansion);
-
+
reflow();
}
-
+
/**
* <p>createEmptyContent</p>
*/
protected void createEmptyContent(){
label_empty = formFactory.createLabel(getLayoutComposite(), getEmptyString());
}
-
+
/**
* Creates the widgets for the collection
*
* @param elements a {@link java.util.Collection} object.
*/
protected void createDynamicContents(Collection<ELEMENT> elements)
- {
+ {
int i = 0;
for(final ELEMENT element : elements){
SelectionAdapter removeListener = new SelectionAdapter(){
@Override
public void widgetSelected(SelectionEvent e) {
- removeElement(element);
+ removeElement(element);
internalUpdateSection(true);
}
};
boolean modulo = i++%2 == 0;
String colorResource = modulo ? Resources.COLOR_LIST_EVEN : Resources.COLOR_LIST_ODD;
- createElementComposite(element, removeListener, StoreUtil.getColor(colorResource));
+ createElementComposite(element, removeListener, AbstractUtility.getColor(colorResource));
}
}
* @param backgroundColor a {@link org.eclipse.swt.graphics.Color} object.
*/
protected void createElementComposite(ELEMENT element, SelectionListener removeListener, Color backgroundColor){
- AbstractEntityCollectionElement formElement = formFactory.createEntityCollectionElement(this, element, removeListener, backgroundColor, SWT.NULL);
+ formFactory.createEntityCollectionElement(this, element, removeListener, backgroundColor, SWT.NULL);
}
-
+
/* (non-Javadoc)
* @see eu.etaxonomy.taxeditor.forms.section.AbstractEditorFormSection#setBackground(org.eclipse.swt.graphics.Color)
*/
public String getTitleString() {
return CdmUtils.Nz(title);
}
-
+
/**
* <p>setTitleString</p>
*
setSectionTitle();
layout();
}
-
+
/** {@inheritDoc} */
- public void expansionStateChanging(ExpansionEvent e) {
+ @Override
+ public void expansionStateChanging(ExpansionEvent e) {
// logger.warn("Expansion State Changing");
}
-
+
/** {@inheritDoc} */
- public void expansionStateChanged(ExpansionEvent e) {
+ @Override
+ public void expansionStateChanged(ExpansionEvent e) {
if(isExpanded()){
renderContent(isExpanded());
}else{
destroyDynamicContent();
}
}
-
+
private boolean expandSectionWhenContentAvailable(){
return PreferencesUtil.getPreferenceStore().getBoolean(IPreferenceKeys.SHOULD_EXPAND_SECTION_WHEN_DATA_AVAILABLE);
}
-
+
+ /**
+ * Remove an element from the entities collection and update the section
+ *
+ * @param element a ELEMENT object.
+ */
+ public void removeElementAndUpdate(ELEMENT element) {
+ removeElement(element);
+ internalUpdateSection(true);
+ }
+
/**
* Get the specific collection of this entity
*
* @return a {@link java.util.Collection} object.
*/
public abstract Collection<ELEMENT> getCollection(ENTITY entity);
-
+
/**
* Create a new Element for this collection
*
* @return a ELEMENT object.
*/
public abstract ELEMENT createNewElement();
-
+
/**
* Add an element to the entities collection
*
* @param element a ELEMENT object.
*/
public abstract void addElement(ELEMENT element);
-
+
/**
* Remove an element from the entities collection
*
* @param element a ELEMENT object.
*/
public abstract void removeElement(ELEMENT element);
-
+
/**
* String to display when the collection is empty
*
* @return a {@link java.lang.String} object.
*/
public abstract String getEmptyString();
-
+
/**
* <p>getTooltipString</p>
*
* @return String to display when hovering the add button
*/
- protected abstract String getTooltipString();
+ protected abstract String getTooltipString();
}